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        Package&nbsp;pyopenspime ::
        Module&nbsp;ssl
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<h1 class="epydoc">Source Code for <a href="pyopenspime.ssl-module.html">Module pyopenspime.ssl</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno">  1</tt>  <tt class="py-line"><tt class="py-comment">#</tt> </tt>
<a name="L2"></a><tt class="py-lineno">  2</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># PyOpenSpime - SSL Module</tt> </tt>
<a name="L3"></a><tt class="py-lineno">  3</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># version 0.2</tt> </tt>
<a name="L4"></a><tt class="py-lineno">  4</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#</tt> </tt>
<a name="L5"></a><tt class="py-lineno">  5</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#</tt> </tt>
<a name="L6"></a><tt class="py-lineno">  6</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Copyright (C) 2008, licensed under GPL v3</tt> </tt>
<a name="L7"></a><tt class="py-lineno">  7</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Roberto Ostinelli &lt;roberto AT openspime DOT com&gt;</tt> </tt>
<a name="L8"></a><tt class="py-lineno">  8</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Davide 'Folletto' Casali &lt;folletto AT gmail DOT com&gt;</tt> </tt>
<a name="L9"></a><tt class="py-lineno">  9</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#</tt> </tt>
<a name="L10"></a><tt class="py-lineno"> 10</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#</tt> </tt>
<a name="L11"></a><tt class="py-lineno"> 11</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># This program is free software; you can redistribute it and/or modify</tt> </tt>
<a name="L12"></a><tt class="py-lineno"> 12</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># it under the terms of the GNU General Public License v3 as published by</tt> </tt>
<a name="L13"></a><tt class="py-lineno"> 13</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># the Free Software Foundation.</tt> </tt>
<a name="L14"></a><tt class="py-lineno"> 14</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#</tt> </tt>
<a name="L15"></a><tt class="py-lineno"> 15</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># You should have received a copy of the GNU General Public License v3</tt> </tt>
<a name="L16"></a><tt class="py-lineno"> 16</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># along with this program; if not, write to the Free Software</tt> </tt>
<a name="L17"></a><tt class="py-lineno"> 17</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.</tt> </tt>
<a name="L18"></a><tt class="py-lineno"> 18</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#</tt> </tt>
<a name="L19"></a><tt class="py-lineno"> 19</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Permission to use, copy, modify, and distribute this software and its</tt> </tt>
<a name="L20"></a><tt class="py-lineno"> 20</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># documentation for any purpose with or without fee is hereby granted,</tt> </tt>
<a name="L21"></a><tt class="py-lineno"> 21</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># provided that the above copyright notice and this permission notice</tt> </tt>
<a name="L22"></a><tt class="py-lineno"> 22</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># appear in all copies.</tt> </tt>
<a name="L23"></a><tt class="py-lineno"> 23</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># </tt> </tt>
<a name="L24"></a><tt class="py-lineno"> 24</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR</tt> </tt>
<a name="L25"></a><tt class="py-lineno"> 25</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># CONDITIONS OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING, WITHOUT LIMITATION,</tt> </tt>
<a name="L26"></a><tt class="py-lineno"> 26</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY,</tt> </tt>
<a name="L27"></a><tt class="py-lineno"> 27</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL WIDETAG INC OR THE</tt> </tt>
<a name="L28"></a><tt class="py-lineno"> 28</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># AUTHORS OF THIS SOFTWARE BE LIABLE FOR ANY CLAIM, DAMAGES, OR OTHER</tt> </tt>
<a name="L29"></a><tt class="py-lineno"> 29</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT, OR OTHERWISE, ARISING</tt> </tt>
<a name="L30"></a><tt class="py-lineno"> 30</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># FROM, OUT OF, OR IN CONNECTION WITH THE SOFTWARE OR THE IMPLEMENTATION,</tt> </tt>
<a name="L31"></a><tt class="py-lineno"> 31</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># DEPLOYMENT, OR OTHER USE OF THE SOFTWARE.</tt> </tt>
<a name="L32"></a><tt class="py-lineno"> 32</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#</tt> </tt>
<a name="L33"></a><tt class="py-lineno"> 33</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># IN NO EVENT AND UNDER NO LEGAL THEORY, WHETHER IN TORT (INCLUDING</tt> </tt>
<a name="L34"></a><tt class="py-lineno"> 34</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># NEGLIGENCE), CONTRACT, OR OTHERWISE, UNLESS REQUIRED BY APPLICABLE LAW</tt> </tt>
<a name="L35"></a><tt class="py-lineno"> 35</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># (SUCH AS DELIBERATE AND GROSSLY NEGLIGENT ACTS) OR AGREED TO IN WRITING,</tt> </tt>
<a name="L36"></a><tt class="py-lineno"> 36</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># SHALL WIDETAG INC OR ANY AUTHOR OF THIS SOFTWARE BE LIABLE FOR DAMAGES,</tt> </tt>
<a name="L37"></a><tt class="py-lineno"> 37</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># INCLUDING ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL</tt> </tt>
<a name="L38"></a><tt class="py-lineno"> 38</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># DAMAGES OF ANY CHARACTER ARISING OUT OF THE USE OR INABILITY TO USE THE</tt> </tt>
<a name="L39"></a><tt class="py-lineno"> 39</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># SOFTWARE (INCLUDING BUT NOT LIMITED TO DAMAGES FOR LOSS OF GOODWILL, WORK</tt> </tt>
<a name="L40"></a><tt class="py-lineno"> 40</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># STOPPAGE, COMPUTER FAILURE OR MALFUNCTION, OR ANY AND ALL OTHER COMMERCIAL</tt> </tt>
<a name="L41"></a><tt class="py-lineno"> 41</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># DAMAGES OR LOSSES), EVEN IF WIDETAG INC OR SUCH AUTHOR HAS BEEN ADVISED OF</tt> </tt>
<a name="L42"></a><tt class="py-lineno"> 42</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># THE POSSIBILITY OF SUCH DAMAGES.</tt> </tt>
<a name="L43"></a><tt class="py-lineno"> 43</tt>  <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L44"></a><tt class="py-lineno"> 44</tt>  <tt class="py-line"><tt class="py-docstring">"""SSL Module."""</tt> </tt>
<a name="L45"></a><tt class="py-lineno"> 45</tt>  <tt class="py-line"> </tt>
<a name="L46"></a><tt class="py-lineno"> 46</tt>  <tt class="py-line"><tt class="py-comment"># imports</tt> </tt>
<a name="L47"></a><tt class="py-lineno"> 47</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-keyword">import</tt> <tt class="py-name">binascii</tt><tt class="py-op">,</tt> <tt class="py-name">sha</tt> </tt>
<a name="L48"></a><tt class="py-lineno"> 48</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">RSA</tt><tt class="py-op">,</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">BIO</tt> </tt>
<a name="L49"></a><tt class="py-lineno"> 49</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">pyopenspime</tt><tt class="py-op">.</tt><tt class="py-name">xmpp</tt><tt class="py-op">,</tt> <tt class="py-name">pyopenspime</tt><tt class="py-op">.</tt><tt id="link-0" class="py-name" targets="Module pyopenspime.util=pyopenspime.util-module.html"><a title="pyopenspime.util" class="py-name" href="#" onclick="return doclink('link-0', 'util', 'link-0');">util</a></tt> </tt>
<a name="L50"></a><tt class="py-lineno"> 50</tt>  <tt class="py-line"> </tt>
<a name="L51"></a><tt class="py-lineno"> 51</tt>  <tt class="py-line"> </tt>
<a name="EnDec"></a><div id="EnDec-def"><a name="L52"></a><tt class="py-lineno"> 52</tt> <a class="py-toggle" href="#" id="EnDec-toggle" onclick="return toggle('EnDec');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html">EnDec</a><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="EnDec-expanded"><a name="L53"></a><tt class="py-lineno"> 53</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L54"></a><tt class="py-lineno"> 54</tt>  <tt class="py-line"><tt class="py-docstring">    Encrypter-Decrypted object.</tt> </tt>
<a name="L55"></a><tt class="py-lineno"> 55</tt>  <tt class="py-line"><tt class="py-docstring">    This object is used to encrypt, descrypt and sign OpenSpime stanzas. It includes RSA and AES support as</tt> </tt>
<a name="L56"></a><tt class="py-lineno"> 56</tt>  <tt class="py-line"><tt class="py-docstring">    defined in the OpenSpime Core Protocol v0.9.</tt> </tt>
<a name="L57"></a><tt class="py-lineno"> 57</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L58"></a><tt class="py-lineno"> 58</tt>  <tt class="py-line">     </tt>
<a name="EnDec.__init__"></a><div id="EnDec.__init__-def"><a name="L59"></a><tt class="py-lineno"> 59</tt> <a class="py-toggle" href="#" id="EnDec.__init__-toggle" onclick="return toggle('EnDec.__init__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.__init__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.__init__-expanded"><a name="L60"></a><tt class="py-lineno"> 60</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L61"></a><tt class="py-lineno"> 61</tt>  <tt class="py-line"><tt class="py-docstring">        Initialize an EnDec object.</tt> </tt>
<a name="L62"></a><tt class="py-lineno"> 62</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L63"></a><tt class="py-lineno"> 63</tt>  <tt class="py-line">         </tt>
<a name="L64"></a><tt class="py-lineno"> 64</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_pub_key_path</tt> <tt class="py-op">=</tt> <tt class="py-string">''</tt> </tt>
<a name="L65"></a><tt class="py-lineno"> 65</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_pub_key</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt>  </tt>
<a name="L66"></a><tt class="py-lineno"> 66</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key_path</tt> <tt class="py-op">=</tt> <tt class="py-string">''</tt> </tt>
<a name="L67"></a><tt class="py-lineno"> 67</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key_pass</tt> <tt class="py-op">=</tt> <tt class="py-string">''</tt> </tt>
<a name="L68"></a><tt class="py-lineno"> 68</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt> </tt>
</div><a name="L69"></a><tt class="py-lineno"> 69</tt>  <tt class="py-line"> </tt>
<a name="EnDec.load_rsa_key_bio"></a><div id="EnDec.load_rsa_key_bio-def"><a name="L70"></a><tt class="py-lineno"> 70</tt> <a class="py-toggle" href="#" id="EnDec.load_rsa_key_bio-toggle" onclick="return toggle('EnDec.load_rsa_key_bio');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#load_rsa_key_bio">load_rsa_key_bio</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">rsa_pub_key_path</tt><tt class="py-op">,</tt> <tt class="py-param">rsa_priv_key_path</tt><tt class="py-op">,</tt> <tt class="py-param">rsa_priv_key_pass</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.load_rsa_key_bio-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.load_rsa_key_bio-expanded"><a name="L71"></a><tt class="py-lineno"> 71</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L72"></a><tt class="py-lineno"> 72</tt>  <tt class="py-line"><tt class="py-docstring">        Load public and private RSA key from .pem files.</tt> </tt>
<a name="L73"></a><tt class="py-lineno"> 73</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L74"></a><tt class="py-lineno"> 74</tt>  <tt class="py-line"><tt class="py-docstring">        @type  rsa_pub_key_path: unicode</tt> </tt>
<a name="L75"></a><tt class="py-lineno"> 75</tt>  <tt class="py-line"><tt class="py-docstring">        @param rsa_pub_key_path: The path to the RSA public key .pem file.</tt> </tt>
<a name="L76"></a><tt class="py-lineno"> 76</tt>  <tt class="py-line"><tt class="py-docstring">        @type  rsa_priv_key_path: unicode</tt> </tt>
<a name="L77"></a><tt class="py-lineno"> 77</tt>  <tt class="py-line"><tt class="py-docstring">        @param rsa_priv_key_path: The path to the RSA private key .pem file.</tt> </tt>
<a name="L78"></a><tt class="py-lineno"> 78</tt>  <tt class="py-line"><tt class="py-docstring">        @type  rsa_priv_key_pass: unicode</tt> </tt>
<a name="L79"></a><tt class="py-lineno"> 79</tt>  <tt class="py-line"><tt class="py-docstring">        @param rsa_priv_key_pass: The RSA private key .pem file password.</tt> </tt>
<a name="L80"></a><tt class="py-lineno"> 80</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L81"></a><tt class="py-lineno"> 81</tt>  <tt class="py-line"> </tt>
<a name="L82"></a><tt class="py-lineno"> 82</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-1" class="py-name" targets="Method pyopenspime.ssl.EnDec.load_rsa_pub_key()=pyopenspime.ssl.EnDec-class.html#load_rsa_pub_key"><a title="pyopenspime.ssl.EnDec.load_rsa_pub_key" class="py-name" href="#" onclick="return doclink('link-1', 'load_rsa_pub_key', 'link-1');">load_rsa_pub_key</a></tt><tt class="py-op">(</tt><tt class="py-name">rsa_pub_key_path</tt><tt class="py-op">)</tt> </tt>
<a name="L83"></a><tt class="py-lineno"> 83</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-2" class="py-name" targets="Method pyopenspime.ssl.EnDec.load_rsa_priv_key()=pyopenspime.ssl.EnDec-class.html#load_rsa_priv_key"><a title="pyopenspime.ssl.EnDec.load_rsa_priv_key" class="py-name" href="#" onclick="return doclink('link-2', 'load_rsa_priv_key', 'link-2');">load_rsa_priv_key</a></tt><tt class="py-op">(</tt><tt class="py-name">rsa_priv_key_path</tt><tt class="py-op">,</tt> <tt class="py-name">rsa_priv_key_pass</tt><tt class="py-op">)</tt> </tt>
</div><a name="L84"></a><tt class="py-lineno"> 84</tt>  <tt class="py-line">         </tt>
<a name="EnDec.load_rsa_pub_key"></a><div id="EnDec.load_rsa_pub_key-def"><a name="L85"></a><tt class="py-lineno"> 85</tt> <a class="py-toggle" href="#" id="EnDec.load_rsa_pub_key-toggle" onclick="return toggle('EnDec.load_rsa_pub_key');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#load_rsa_pub_key">load_rsa_pub_key</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">rsa_pub_key_path</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.load_rsa_pub_key-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.load_rsa_pub_key-expanded"><a name="L86"></a><tt class="py-lineno"> 86</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L87"></a><tt class="py-lineno"> 87</tt>  <tt class="py-line"><tt class="py-docstring">        Load public RSA key from .pem file.</tt> </tt>
<a name="L88"></a><tt class="py-lineno"> 88</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L89"></a><tt class="py-lineno"> 89</tt>  <tt class="py-line"><tt class="py-docstring">        @type  rsa_pub_key_path: unicode</tt> </tt>
<a name="L90"></a><tt class="py-lineno"> 90</tt>  <tt class="py-line"><tt class="py-docstring">        @param rsa_pub_key_path: The path to the RSA public key .pem file.</tt> </tt>
<a name="L91"></a><tt class="py-lineno"> 91</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L92"></a><tt class="py-lineno"> 92</tt>  <tt class="py-line">         </tt>
<a name="L93"></a><tt class="py-lineno"> 93</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_pub_key_path</tt> <tt class="py-op">=</tt> <tt class="py-name">rsa_pub_key_path</tt> </tt>
<a name="L94"></a><tt class="py-lineno"> 94</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_pub_key</tt> <tt class="py-op">=</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">RSA</tt><tt class="py-op">.</tt><tt class="py-name">load_pub_key</tt><tt class="py-op">(</tt><tt class="py-name">rsa_pub_key_path</tt><tt class="py-op">)</tt> </tt>
</div><a name="L95"></a><tt class="py-lineno"> 95</tt>  <tt class="py-line">     </tt>
<a name="EnDec.load_rsa_priv_key"></a><div id="EnDec.load_rsa_priv_key-def"><a name="L96"></a><tt class="py-lineno"> 96</tt> <a class="py-toggle" href="#" id="EnDec.load_rsa_priv_key-toggle" onclick="return toggle('EnDec.load_rsa_priv_key');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#load_rsa_priv_key">load_rsa_priv_key</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">rsa_priv_key_path</tt><tt class="py-op">,</tt> <tt class="py-param">rsa_priv_key_pass</tt><tt class="py-op">)</tt><tt class="py-op">:</tt>   </tt>
</div><a name="L97"></a><tt class="py-lineno"> 97</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L98"></a><tt class="py-lineno"> 98</tt>  <tt class="py-line"><tt class="py-docstring">        Load private RSA key from .pem file.</tt> </tt>
<a name="L99"></a><tt class="py-lineno"> 99</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L100"></a><tt class="py-lineno">100</tt>  <tt class="py-line"><tt class="py-docstring">        @type  rsa_priv_key_path: unicode</tt> </tt>
<a name="L101"></a><tt class="py-lineno">101</tt>  <tt class="py-line"><tt class="py-docstring">        @param rsa_priv_key_path: The path to the RSA private key .pem file.</tt> </tt>
<a name="L102"></a><tt class="py-lineno">102</tt>  <tt class="py-line"><tt class="py-docstring">        @type  rsa_priv_key_pass: unicode</tt> </tt>
<a name="L103"></a><tt class="py-lineno">103</tt>  <tt class="py-line"><tt class="py-docstring">        @param rsa_priv_key_pass: The RSA private key .pem file password.</tt> </tt>
<a name="L104"></a><tt class="py-lineno">104</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt>       </tt>
<a name="L105"></a><tt class="py-lineno">105</tt>  <tt class="py-line"> </tt>
<a name="L106"></a><tt class="py-lineno">106</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key_path</tt> <tt class="py-op">=</tt> <tt class="py-name">rsa_priv_key_path</tt> </tt>
<a name="L107"></a><tt class="py-lineno">107</tt>  <tt class="py-line">        <tt class="py-comment"># convert to string -&gt; M2Crypto needs str not unicode</tt> </tt>
<a name="L108"></a><tt class="py-lineno">108</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key_pass</tt> <tt class="py-op">=</tt> <tt class="py-name">pyopenspime</tt><tt class="py-op">.</tt><tt id="link-3" class="py-name"><a title="pyopenspime.util" class="py-name" href="#" onclick="return doclink('link-3', 'util', 'link-0');">util</a></tt><tt class="py-op">.</tt><tt id="link-4" class="py-name" targets="Function pyopenspime.util.to_utf8()=pyopenspime.util-module.html#to_utf8"><a title="pyopenspime.util.to_utf8" class="py-name" href="#" onclick="return doclink('link-4', 'to_utf8', 'link-4');">to_utf8</a></tt><tt class="py-op">(</tt><tt class="py-name">rsa_priv_key_pass</tt><tt class="py-op">)</tt> </tt>
<a name="L109"></a><tt class="py-lineno">109</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key</tt> <tt class="py-op">=</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">RSA</tt><tt class="py-op">.</tt><tt class="py-name">load_key</tt><tt class="py-op">(</tt><tt class="py-name">rsa_priv_key_path</tt><tt class="py-op">,</tt> <tt class="py-name">callback</tt><tt class="py-op">=</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-5" class="py-name" targets="Method pyopenspime.ssl.EnDec.__rsa_callback_get_passphrase()=pyopenspime.ssl.EnDec-class.html#__rsa_callback_get_passphrase"><a title="pyopenspime.ssl.EnDec.__rsa_callback_get_passphrase" class="py-name" href="#" onclick="return doclink('link-5', '__rsa_callback_get_passphrase', 'link-5');">__rsa_callback_get_passphrase</a></tt><tt class="py-op">)</tt> </tt>
</div><a name="L110"></a><tt class="py-lineno">110</tt>  <tt class="py-line">     </tt>
<a name="EnDec.__rsa_callback_get_passphrase"></a><div id="EnDec.__rsa_callback_get_passphrase-def"><a name="L111"></a><tt class="py-lineno">111</tt> <a class="py-toggle" href="#" id="EnDec.__rsa_callback_get_passphrase-toggle" onclick="return toggle('EnDec.__rsa_callback_get_passphrase');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#__rsa_callback_get_passphrase">__rsa_callback_get_passphrase</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">v</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.__rsa_callback_get_passphrase-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.__rsa_callback_get_passphrase-expanded"><a name="L112"></a><tt class="py-lineno">112</tt>  <tt class="py-line">         </tt>
<a name="L113"></a><tt class="py-lineno">113</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key_pass</tt> </tt>
</div><a name="L114"></a><tt class="py-lineno">114</tt>  <tt class="py-line">     </tt>
<a name="EnDec.__aes_encrypt_base64"></a><div id="EnDec.__aes_encrypt_base64-def"><a name="L115"></a><tt class="py-lineno">115</tt> <a class="py-toggle" href="#" id="EnDec.__aes_encrypt_base64-toggle" onclick="return toggle('EnDec.__aes_encrypt_base64');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#__aes_encrypt_base64">__aes_encrypt_base64</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">plaintext</tt><tt class="py-op">,</tt> <tt class="py-param">aes_key</tt><tt class="py-op">,</tt> <tt class="py-param">aes_vint</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.__aes_encrypt_base64-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.__aes_encrypt_base64-expanded"><a name="L116"></a><tt class="py-lineno">116</tt>  <tt class="py-line">         </tt>
<a name="L117"></a><tt class="py-lineno">117</tt>  <tt class="py-line">        <tt class="py-comment"># AES encryption</tt> </tt>
<a name="L118"></a><tt class="py-lineno">118</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">mem</tt> <tt class="py-op">=</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">BIO</tt><tt class="py-op">.</tt><tt class="py-name">MemoryBuffer</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L119"></a><tt class="py-lineno">119</tt>  <tt class="py-line">        <tt class="py-name">cf</tt> <tt class="py-op">=</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">BIO</tt><tt class="py-op">.</tt><tt class="py-name">CipherStream</tt><tt class="py-op">(</tt><tt class="py-name">mem</tt><tt class="py-op">)</tt> </tt>
<a name="L120"></a><tt class="py-lineno">120</tt>  <tt class="py-line">        <tt class="py-name">cf</tt><tt class="py-op">.</tt><tt class="py-name">set_cipher</tt><tt class="py-op">(</tt><tt class="py-string">'aes_256_cbc'</tt><tt class="py-op">,</tt> <tt class="py-name">aes_key</tt><tt class="py-op">,</tt> <tt class="py-name">aes_vint</tt><tt class="py-op">,</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
<a name="L121"></a><tt class="py-lineno">121</tt>  <tt class="py-line">        <tt class="py-name">cf</tt><tt class="py-op">.</tt><tt class="py-name">write</tt><tt class="py-op">(</tt><tt class="py-name">plaintext</tt><tt class="py-op">)</tt> </tt>
<a name="L122"></a><tt class="py-lineno">122</tt>  <tt class="py-line">        <tt class="py-name">cf</tt><tt class="py-op">.</tt><tt class="py-name">flush</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L123"></a><tt class="py-lineno">123</tt>  <tt class="py-line">        <tt class="py-name">cf</tt><tt class="py-op">.</tt><tt class="py-name">write_close</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L124"></a><tt class="py-lineno">124</tt>  <tt class="py-line">        <tt class="py-name">cf</tt><tt class="py-op">.</tt><tt class="py-name">close</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L125"></a><tt class="py-lineno">125</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">b2a_base64</tt><tt class="py-op">(</tt><tt class="py-name">mem</tt><tt class="py-op">.</tt><tt id="link-6" class="py-name" targets="Method pyopenspime.engine.OsPackage.read()=pyopenspime.engine.OsPackage-class.html#read"><a title="pyopenspime.engine.OsPackage.read" class="py-name" href="#" onclick="return doclink('link-6', 'read', 'link-6');">read</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div><a name="L126"></a><tt class="py-lineno">126</tt>  <tt class="py-line">     </tt>
<a name="EnDec.__aes_decrypt_base64"></a><div id="EnDec.__aes_decrypt_base64-def"><a name="L127"></a><tt class="py-lineno">127</tt> <a class="py-toggle" href="#" id="EnDec.__aes_decrypt_base64-toggle" onclick="return toggle('EnDec.__aes_decrypt_base64');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#__aes_decrypt_base64">__aes_decrypt_base64</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">encrypted</tt><tt class="py-op">,</tt> <tt class="py-param">aes_key</tt><tt class="py-op">,</tt> <tt class="py-param">aes_vint</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.__aes_decrypt_base64-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.__aes_decrypt_base64-expanded"><a name="L128"></a><tt class="py-lineno">128</tt>  <tt class="py-line">         </tt>
<a name="L129"></a><tt class="py-lineno">129</tt>  <tt class="py-line">        <tt class="py-comment"># AES decryption</tt> </tt>
<a name="L130"></a><tt class="py-lineno">130</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">mem</tt> <tt class="py-op">=</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">BIO</tt><tt class="py-op">.</tt><tt class="py-name">MemoryBuffer</tt><tt class="py-op">(</tt><tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">a2b_base64</tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L131"></a><tt class="py-lineno">131</tt>  <tt class="py-line">        <tt class="py-name">cf</tt> <tt class="py-op">=</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">BIO</tt><tt class="py-op">.</tt><tt class="py-name">CipherStream</tt><tt class="py-op">(</tt><tt class="py-name">mem</tt><tt class="py-op">)</tt> </tt>
<a name="L132"></a><tt class="py-lineno">132</tt>  <tt class="py-line">        <tt class="py-name">cf</tt><tt class="py-op">.</tt><tt class="py-name">set_cipher</tt><tt class="py-op">(</tt><tt class="py-string">'aes_256_cbc'</tt><tt class="py-op">,</tt> <tt class="py-name">aes_key</tt><tt class="py-op">,</tt> <tt class="py-name">aes_vint</tt><tt class="py-op">,</tt> <tt class="py-number">0</tt><tt class="py-op">)</tt> </tt>
<a name="L133"></a><tt class="py-lineno">133</tt>  <tt class="py-line">        <tt class="py-name">cf</tt><tt class="py-op">.</tt><tt class="py-name">write_close</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L134"></a><tt class="py-lineno">134</tt>  <tt class="py-line">        <tt class="py-name">decrypted</tt> <tt class="py-op">=</tt> <tt class="py-name">cf</tt><tt class="py-op">.</tt><tt id="link-7" class="py-name"><a title="pyopenspime.engine.OsPackage.read" class="py-name" href="#" onclick="return doclink('link-7', 'read', 'link-6');">read</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L135"></a><tt class="py-lineno">135</tt>  <tt class="py-line">        <tt class="py-name">cf</tt><tt class="py-op">.</tt><tt class="py-name">close</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L136"></a><tt class="py-lineno">136</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">decrypted</tt> </tt>
</div><a name="L137"></a><tt class="py-lineno">137</tt>  <tt class="py-line">     </tt>
<a name="EnDec.__rsa_public_encrypt_base64"></a><div id="EnDec.__rsa_public_encrypt_base64-def"><a name="L138"></a><tt class="py-lineno">138</tt> <a class="py-toggle" href="#" id="EnDec.__rsa_public_encrypt_base64-toggle" onclick="return toggle('EnDec.__rsa_public_encrypt_base64');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#__rsa_public_encrypt_base64">__rsa_public_encrypt_base64</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">plaintext</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.__rsa_public_encrypt_base64-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.__rsa_public_encrypt_base64-expanded"><a name="L139"></a><tt class="py-lineno">139</tt>  <tt class="py-line">         </tt>
<a name="L140"></a><tt class="py-lineno">140</tt>  <tt class="py-line">        <tt class="py-comment"># RSA public encryption</tt> </tt>
<a name="L141"></a><tt class="py-lineno">141</tt>  <tt class="py-line"><tt class="py-comment"></tt>         </tt>
<a name="L142"></a><tt class="py-lineno">142</tt>  <tt class="py-line">        <tt class="py-comment"># get pub_key size</tt> </tt>
<a name="L143"></a><tt class="py-lineno">143</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">s</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_pub_key</tt><tt class="py-op">.</tt><tt class="py-name">__len__</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-number">11</tt>    <tt class="py-comment"># take away 11 bytes due to pkcs1_padding</tt> </tt>
<a name="L144"></a><tt class="py-lineno">144</tt>  <tt class="py-line">        <tt class="py-name">encrypted</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L145"></a><tt class="py-lineno">145</tt>  <tt class="py-line">        <tt class="py-comment"># chunk encrypt</tt> </tt>
<a name="L146"></a><tt class="py-lineno">146</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">for</tt> <tt class="py-name">i</tt> <tt class="py-keyword">in</tt> <tt class="py-name">range</tt><tt class="py-op">(</tt><tt class="py-number">0</tt><tt class="py-op">,</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">plaintext</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">s</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L147"></a><tt class="py-lineno">147</tt>  <tt class="py-line">            <tt class="py-name">encrypted</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_pub_key</tt><tt class="py-op">.</tt><tt id="link-8" class="py-name" targets="Method pyopenspime.ssl.EnDec.public_encrypt()=pyopenspime.ssl.EnDec-class.html#public_encrypt"><a title="pyopenspime.ssl.EnDec.public_encrypt" class="py-name" href="#" onclick="return doclink('link-8', 'public_encrypt', 'link-8');">public_encrypt</a></tt><tt class="py-op">(</tt><tt class="py-name">plaintext</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">:</tt><tt class="py-name">i</tt><tt class="py-op">+</tt><tt class="py-name">s</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">RSA</tt><tt class="py-op">.</tt><tt class="py-name">pkcs1_padding</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L148"></a><tt class="py-lineno">148</tt>  <tt class="py-line">        <tt class="py-comment"># return base64 encoded</tt> </tt>
<a name="L149"></a><tt class="py-lineno">149</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">return</tt> <tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">b2a_base64</tt><tt class="py-op">(</tt><tt class="py-string">''</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div><a name="L150"></a><tt class="py-lineno">150</tt>  <tt class="py-line">     </tt>
<a name="EnDec.__rsa_private_decrypt_base64"></a><div id="EnDec.__rsa_private_decrypt_base64-def"><a name="L151"></a><tt class="py-lineno">151</tt> <a class="py-toggle" href="#" id="EnDec.__rsa_private_decrypt_base64-toggle" onclick="return toggle('EnDec.__rsa_private_decrypt_base64');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#__rsa_private_decrypt_base64">__rsa_private_decrypt_base64</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">encrypted</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.__rsa_private_decrypt_base64-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.__rsa_private_decrypt_base64-expanded"><a name="L152"></a><tt class="py-lineno">152</tt>  <tt class="py-line">         </tt>
<a name="L153"></a><tt class="py-lineno">153</tt>  <tt class="py-line">        <tt class="py-comment"># RSA private decryption</tt> </tt>
<a name="L154"></a><tt class="py-lineno">154</tt>  <tt class="py-line"><tt class="py-comment"></tt>         </tt>
<a name="L155"></a><tt class="py-lineno">155</tt>  <tt class="py-line">        <tt class="py-name">encrypted</tt> <tt class="py-op">=</tt> <tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">a2b_base64</tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">)</tt> </tt>
<a name="L156"></a><tt class="py-lineno">156</tt>  <tt class="py-line">        <tt class="py-comment"># get priv_key size</tt> </tt>
<a name="L157"></a><tt class="py-lineno">157</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">s</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key</tt><tt class="py-op">.</tt><tt class="py-name">__len__</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> </tt>
<a name="L158"></a><tt class="py-lineno">158</tt>  <tt class="py-line">        <tt class="py-name">decrypted</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L159"></a><tt class="py-lineno">159</tt>  <tt class="py-line">        <tt class="py-comment"># chunk decrypt</tt> </tt>
<a name="L160"></a><tt class="py-lineno">160</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">for</tt> <tt class="py-name">i</tt> <tt class="py-keyword">in</tt> <tt class="py-name">range</tt><tt class="py-op">(</tt><tt class="py-number">0</tt><tt class="py-op">,</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">s</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L161"></a><tt class="py-lineno">161</tt>  <tt class="py-line">            <tt class="py-name">decrypted</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key</tt><tt class="py-op">.</tt><tt id="link-9" class="py-name" targets="Method pyopenspime.ssl.EnDec.private_decrypt()=pyopenspime.ssl.EnDec-class.html#private_decrypt"><a title="pyopenspime.ssl.EnDec.private_decrypt" class="py-name" href="#" onclick="return doclink('link-9', 'private_decrypt', 'link-9');">private_decrypt</a></tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">:</tt><tt class="py-name">i</tt><tt class="py-op">+</tt><tt class="py-name">s</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">RSA</tt><tt class="py-op">.</tt><tt class="py-name">pkcs1_padding</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L162"></a><tt class="py-lineno">162</tt>  <tt class="py-line">        <tt class="py-comment"># return</tt> </tt>
<a name="L163"></a><tt class="py-lineno">163</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">return</tt> <tt class="py-string">''</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-name">decrypted</tt><tt class="py-op">)</tt> </tt>
</div><a name="L164"></a><tt class="py-lineno">164</tt>  <tt class="py-line">     </tt>
<a name="EnDec.__rsa_private_encrypt_base64"></a><div id="EnDec.__rsa_private_encrypt_base64-def"><a name="L165"></a><tt class="py-lineno">165</tt> <a class="py-toggle" href="#" id="EnDec.__rsa_private_encrypt_base64-toggle" onclick="return toggle('EnDec.__rsa_private_encrypt_base64');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#__rsa_private_encrypt_base64">__rsa_private_encrypt_base64</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">plaintext</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.__rsa_private_encrypt_base64-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.__rsa_private_encrypt_base64-expanded"><a name="L166"></a><tt class="py-lineno">166</tt>  <tt class="py-line">         </tt>
<a name="L167"></a><tt class="py-lineno">167</tt>  <tt class="py-line">        <tt class="py-comment"># RSA private encryption</tt> </tt>
<a name="L168"></a><tt class="py-lineno">168</tt>  <tt class="py-line"><tt class="py-comment"></tt>         </tt>
<a name="L169"></a><tt class="py-lineno">169</tt>  <tt class="py-line">        <tt class="py-comment"># get priv_key size</tt> </tt>
<a name="L170"></a><tt class="py-lineno">170</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">s</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key</tt><tt class="py-op">.</tt><tt class="py-name">__len__</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-number">11</tt>    <tt class="py-comment"># take away 11 bytes due to pkcs1_padding</tt> </tt>
<a name="L171"></a><tt class="py-lineno">171</tt>  <tt class="py-line">        <tt class="py-name">encrypted</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L172"></a><tt class="py-lineno">172</tt>  <tt class="py-line">        <tt class="py-comment"># chunk encrypt</tt> </tt>
<a name="L173"></a><tt class="py-lineno">173</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">for</tt> <tt class="py-name">i</tt> <tt class="py-keyword">in</tt> <tt class="py-name">range</tt><tt class="py-op">(</tt><tt class="py-number">0</tt><tt class="py-op">,</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">plaintext</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">s</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L174"></a><tt class="py-lineno">174</tt>  <tt class="py-line">            <tt class="py-name">encrypted</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_priv_key</tt><tt class="py-op">.</tt><tt class="py-name">private_encrypt</tt><tt class="py-op">(</tt><tt class="py-name">plaintext</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">:</tt><tt class="py-name">i</tt><tt class="py-op">+</tt><tt class="py-name">s</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">RSA</tt><tt class="py-op">.</tt><tt class="py-name">pkcs1_padding</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L175"></a><tt class="py-lineno">175</tt>  <tt class="py-line">        <tt class="py-comment"># return base64 encoded</tt> </tt>
<a name="L176"></a><tt class="py-lineno">176</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">return</tt> <tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">b2a_base64</tt><tt class="py-op">(</tt><tt class="py-string">''</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div><a name="L177"></a><tt class="py-lineno">177</tt>  <tt class="py-line">     </tt>
<a name="EnDec.__rsa_public_decrypt_base64"></a><div id="EnDec.__rsa_public_decrypt_base64-def"><a name="L178"></a><tt class="py-lineno">178</tt> <a class="py-toggle" href="#" id="EnDec.__rsa_public_decrypt_base64-toggle" onclick="return toggle('EnDec.__rsa_public_decrypt_base64');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#__rsa_public_decrypt_base64">__rsa_public_decrypt_base64</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">encrypted</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.__rsa_public_decrypt_base64-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.__rsa_public_decrypt_base64-expanded"><a name="L179"></a><tt class="py-lineno">179</tt>  <tt class="py-line">         </tt>
<a name="L180"></a><tt class="py-lineno">180</tt>  <tt class="py-line">        <tt class="py-comment"># RSA public decryption</tt> </tt>
<a name="L181"></a><tt class="py-lineno">181</tt>  <tt class="py-line"><tt class="py-comment"></tt>         </tt>
<a name="L182"></a><tt class="py-lineno">182</tt>  <tt class="py-line">        <tt class="py-name">encrypted</tt> <tt class="py-op">=</tt> <tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">a2b_base64</tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">)</tt> </tt>
<a name="L183"></a><tt class="py-lineno">183</tt>  <tt class="py-line">        <tt class="py-comment"># get pub_key size</tt> </tt>
<a name="L184"></a><tt class="py-lineno">184</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">s</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_pub_key</tt><tt class="py-op">.</tt><tt class="py-name">__len__</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> </tt>
<a name="L185"></a><tt class="py-lineno">185</tt>  <tt class="py-line">        <tt class="py-name">decrypted</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L186"></a><tt class="py-lineno">186</tt>  <tt class="py-line">        <tt class="py-comment"># chunk decrypt</tt> </tt>
<a name="L187"></a><tt class="py-lineno">187</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">for</tt> <tt class="py-name">i</tt> <tt class="py-keyword">in</tt> <tt class="py-name">range</tt><tt class="py-op">(</tt><tt class="py-number">0</tt><tt class="py-op">,</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">s</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L188"></a><tt class="py-lineno">188</tt>  <tt class="py-line">            <tt class="py-name">decrypted</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rsa_pub_key</tt><tt class="py-op">.</tt><tt class="py-name">public_decrypt</tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">:</tt><tt class="py-name">i</tt><tt class="py-op">+</tt><tt class="py-name">s</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">RSA</tt><tt class="py-op">.</tt><tt class="py-name">pkcs1_padding</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L189"></a><tt class="py-lineno">189</tt>  <tt class="py-line">        <tt class="py-comment"># return</tt> </tt>
<a name="L190"></a><tt class="py-lineno">190</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">return</tt> <tt class="py-string">''</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-name">decrypted</tt><tt class="py-op">)</tt> </tt>
</div><a name="L191"></a><tt class="py-lineno">191</tt>  <tt class="py-line"> </tt>
<a name="EnDec.private_encrypt_text"></a><div id="EnDec.private_encrypt_text-def"><a name="L192"></a><tt class="py-lineno">192</tt> <a class="py-toggle" href="#" id="EnDec.private_encrypt_text-toggle" onclick="return toggle('EnDec.private_encrypt_text');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#private_encrypt_text">private_encrypt_text</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">plaintext</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.private_encrypt_text-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.private_encrypt_text-expanded"><a name="L193"></a><tt class="py-lineno">193</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L194"></a><tt class="py-lineno">194</tt>  <tt class="py-line"><tt class="py-docstring">        Encrypts plaintext with the RSA private key of entity.</tt> </tt>
<a name="L195"></a><tt class="py-lineno">195</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L196"></a><tt class="py-lineno">196</tt>  <tt class="py-line"><tt class="py-docstring">        @type  plaintext: str</tt> </tt>
<a name="L197"></a><tt class="py-lineno">197</tt>  <tt class="py-line"><tt class="py-docstring">        @param plaintext: The string to be encrypted.</tt> </tt>
<a name="L198"></a><tt class="py-lineno">198</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L199"></a><tt class="py-lineno">199</tt>  <tt class="py-line"><tt class="py-docstring">        @rtype:   str</tt> </tt>
<a name="L200"></a><tt class="py-lineno">200</tt>  <tt class="py-line"><tt class="py-docstring">        @return:  The base64 encoded plaintext.</tt> </tt>
<a name="L201"></a><tt class="py-lineno">201</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L202"></a><tt class="py-lineno">202</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-10" class="py-name" targets="Method pyopenspime.ssl.EnDec.__rsa_private_encrypt_base64()=pyopenspime.ssl.EnDec-class.html#__rsa_private_encrypt_base64"><a title="pyopenspime.ssl.EnDec.__rsa_private_encrypt_base64" class="py-name" href="#" onclick="return doclink('link-10', '__rsa_private_encrypt_base64', 'link-10');">__rsa_private_encrypt_base64</a></tt><tt class="py-op">(</tt><tt class="py-name">plaintext</tt><tt class="py-op">)</tt> </tt>
</div><a name="L203"></a><tt class="py-lineno">203</tt>  <tt class="py-line">     </tt>
<a name="EnDec.public_encrypt"></a><div id="EnDec.public_encrypt-def"><a name="L204"></a><tt class="py-lineno">204</tt> <a class="py-toggle" href="#" id="EnDec.public_encrypt-toggle" onclick="return toggle('EnDec.public_encrypt');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#public_encrypt">public_encrypt</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">transport</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.public_encrypt-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.public_encrypt-expanded"><a name="L205"></a><tt class="py-lineno">205</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L206"></a><tt class="py-lineno">206</tt>  <tt class="py-line"><tt class="py-docstring">        Encrypts the content of the transport node with public key of recipient.</tt> </tt>
<a name="L207"></a><tt class="py-lineno">207</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L208"></a><tt class="py-lineno">208</tt>  <tt class="py-line"><tt class="py-docstring">        @type  transport: unicode</tt> </tt>
<a name="L209"></a><tt class="py-lineno">209</tt>  <tt class="py-line"><tt class="py-docstring">        @param transport: The &lt;transport/&gt; node content to be encrypted.</tt> </tt>
<a name="L210"></a><tt class="py-lineno">210</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L211"></a><tt class="py-lineno">211</tt>  <tt class="py-line"><tt class="py-docstring">        @rtype:   tuple</tt> </tt>
<a name="L212"></a><tt class="py-lineno">212</tt>  <tt class="py-line"><tt class="py-docstring">        @return:  tuple containing: (base64 encrypted transport, base64 encrypted transport-key).</tt> </tt>
<a name="L213"></a><tt class="py-lineno">213</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L214"></a><tt class="py-lineno">214</tt>  <tt class="py-line">         </tt>
<a name="L215"></a><tt class="py-lineno">215</tt>  <tt class="py-line">        <tt class="py-comment"># generate a random 32 bytes AES key</tt> </tt>
<a name="L216"></a><tt class="py-lineno">216</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">aes_key</tt> <tt class="py-op">=</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">m2</tt><tt class="py-op">.</tt><tt class="py-name">rand_bytes</tt><tt class="py-op">(</tt><tt class="py-number">32</tt><tt class="py-op">)</tt> </tt>
<a name="L217"></a><tt class="py-lineno">217</tt>  <tt class="py-line">         </tt>
<a name="L218"></a><tt class="py-lineno">218</tt>  <tt class="py-line">        <tt class="py-comment"># generate a random 16 bytes init vector data</tt> </tt>
<a name="L219"></a><tt class="py-lineno">219</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">aes_vint</tt> <tt class="py-op">=</tt> <tt class="py-name">M2Crypto</tt><tt class="py-op">.</tt><tt class="py-name">m2</tt><tt class="py-op">.</tt><tt class="py-name">rand_bytes</tt><tt class="py-op">(</tt><tt class="py-number">16</tt><tt class="py-op">)</tt> </tt>
<a name="L220"></a><tt class="py-lineno">220</tt>  <tt class="py-line">         </tt>
<a name="L221"></a><tt class="py-lineno">221</tt>  <tt class="py-line">        <tt class="py-comment"># encrypt in AES and encode to base64</tt> </tt>
<a name="L222"></a><tt class="py-lineno">222</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">encrypted</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-11" class="py-name" targets="Method pyopenspime.ssl.EnDec.__aes_encrypt_base64()=pyopenspime.ssl.EnDec-class.html#__aes_encrypt_base64"><a title="pyopenspime.ssl.EnDec.__aes_encrypt_base64" class="py-name" href="#" onclick="return doclink('link-11', '__aes_encrypt_base64', 'link-11');">__aes_encrypt_base64</a></tt><tt class="py-op">(</tt><tt class="py-name">transport</tt><tt class="py-op">,</tt> <tt class="py-name">aes_key</tt><tt class="py-op">,</tt> <tt class="py-name">aes_vint</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\r'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\n'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt> </tt>
<a name="L223"></a><tt class="py-lineno">223</tt>  <tt class="py-line">         </tt>
<a name="L224"></a><tt class="py-lineno">224</tt>  <tt class="py-line">        <tt class="py-comment"># generate the content of the 'transport-key' attribute</tt> </tt>
<a name="L225"></a><tt class="py-lineno">225</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">transport_key</tt> <tt class="py-op">=</tt> <tt class="py-string">u"&lt;transportkey xmlns='openspime:protocol:core:transportkey' version='0.9'&gt; \</tt> </tt>
<a name="L226"></a><tt class="py-lineno">226</tt>  <tt class="py-line"><tt class="py-string">            &lt;key&gt;%s&lt;/key&gt;&lt;vint&gt;%s&lt;/vint&gt; \</tt> </tt>
<a name="L227"></a><tt class="py-lineno">227</tt>  <tt class="py-line"><tt class="py-string">            &lt;/transportkey&gt;"</tt> <tt class="py-op">%</tt> <tt class="py-op">(</tt> <tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">b2a_base64</tt><tt class="py-op">(</tt><tt class="py-name">aes_key</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\r'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\n'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> \ </tt>
<a name="L228"></a><tt class="py-lineno">228</tt>  <tt class="py-line">                                 <tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">b2a_base64</tt><tt class="py-op">(</tt><tt class="py-name">aes_vint</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\r'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\n'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt> <tt class="py-op">)</tt> </tt>
<a name="L229"></a><tt class="py-lineno">229</tt>  <tt class="py-line">         </tt>
<a name="L230"></a><tt class="py-lineno">230</tt>  <tt class="py-line">        <tt class="py-name">transport_key</tt> <tt class="py-op">=</tt> <tt class="py-name">pyopenspime</tt><tt class="py-op">.</tt><tt id="link-12" class="py-name"><a title="pyopenspime.util" class="py-name" href="#" onclick="return doclink('link-12', 'util', 'link-0');">util</a></tt><tt class="py-op">.</tt><tt id="link-13" class="py-name"><a title="pyopenspime.util.to_utf8" class="py-name" href="#" onclick="return doclink('link-13', 'to_utf8', 'link-4');">to_utf8</a></tt><tt class="py-op">(</tt><tt class="py-name">transport_key</tt><tt class="py-op">)</tt> </tt>
<a name="L231"></a><tt class="py-lineno">231</tt>  <tt class="py-line">         </tt>
<a name="L232"></a><tt class="py-lineno">232</tt>  <tt class="py-line">        <tt class="py-comment"># encrypt the transport key with the public RSA key of recipient</tt> </tt>
<a name="L233"></a><tt class="py-lineno">233</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">transport_key_enc</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-14" class="py-name" targets="Method pyopenspime.ssl.EnDec.__rsa_public_encrypt_base64()=pyopenspime.ssl.EnDec-class.html#__rsa_public_encrypt_base64"><a title="pyopenspime.ssl.EnDec.__rsa_public_encrypt_base64" class="py-name" href="#" onclick="return doclink('link-14', '__rsa_public_encrypt_base64', 'link-14');">__rsa_public_encrypt_base64</a></tt><tt class="py-op">(</tt><tt class="py-name">transport_key</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\r'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\n'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt> </tt>
<a name="L234"></a><tt class="py-lineno">234</tt>  <tt class="py-line">         </tt>
<a name="L235"></a><tt class="py-lineno">235</tt>  <tt class="py-line">        <tt class="py-comment"># return tuple</tt> </tt>
<a name="L236"></a><tt class="py-lineno">236</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">return</tt> <tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">,</tt> <tt class="py-name">transport_key_enc</tt><tt class="py-op">)</tt> </tt>
</div><a name="L237"></a><tt class="py-lineno">237</tt>  <tt class="py-line">        </tt>
<a name="EnDec.private_decrypt"></a><div id="EnDec.private_decrypt-def"><a name="L238"></a><tt class="py-lineno">238</tt> <a class="py-toggle" href="#" id="EnDec.private_decrypt-toggle" onclick="return toggle('EnDec.private_decrypt');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#private_decrypt">private_decrypt</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">encrypted</tt><tt class="py-op">,</tt> <tt class="py-param">transport_key_enc</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.private_decrypt-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.private_decrypt-expanded"><a name="L239"></a><tt class="py-lineno">239</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L240"></a><tt class="py-lineno">240</tt>  <tt class="py-line"><tt class="py-docstring">        Decrypts a string encoded with public key of recipient.</tt> </tt>
<a name="L241"></a><tt class="py-lineno">241</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L242"></a><tt class="py-lineno">242</tt>  <tt class="py-line"><tt class="py-docstring">        @type  encrypted: str</tt> </tt>
<a name="L243"></a><tt class="py-lineno">243</tt>  <tt class="py-line"><tt class="py-docstring">        @param encrypted: The base64 encrypted content of the &lt;transport/&gt; node.</tt> </tt>
<a name="L244"></a><tt class="py-lineno">244</tt>  <tt class="py-line"><tt class="py-docstring">        @type  transport_key_enc: str</tt> </tt>
<a name="L245"></a><tt class="py-lineno">245</tt>  <tt class="py-line"><tt class="py-docstring">        @param transport_key_enc: The base64 encrypted transport-key.</tt> </tt>
<a name="L246"></a><tt class="py-lineno">246</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L247"></a><tt class="py-lineno">247</tt>  <tt class="py-line"><tt class="py-docstring">        @rtype:   str</tt> </tt>
<a name="L248"></a><tt class="py-lineno">248</tt>  <tt class="py-line"><tt class="py-docstring">        @return:  The decrypted &lt;transport/&gt; node content.</tt> </tt>
<a name="L249"></a><tt class="py-lineno">249</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L250"></a><tt class="py-lineno">250</tt>  <tt class="py-line">         </tt>
<a name="L251"></a><tt class="py-lineno">251</tt>  <tt class="py-line">        <tt class="py-comment"># decrypt the transport key with the private RSA key of recipient</tt> </tt>
<a name="L252"></a><tt class="py-lineno">252</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">transport_key</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-15" class="py-name" targets="Method pyopenspime.ssl.EnDec.__rsa_private_decrypt_base64()=pyopenspime.ssl.EnDec-class.html#__rsa_private_decrypt_base64"><a title="pyopenspime.ssl.EnDec.__rsa_private_decrypt_base64" class="py-name" href="#" onclick="return doclink('link-15', '__rsa_private_decrypt_base64', 'link-15');">__rsa_private_decrypt_base64</a></tt><tt class="py-op">(</tt><tt class="py-name">transport_key_enc</tt><tt class="py-op">)</tt> </tt>
<a name="L253"></a><tt class="py-lineno">253</tt>  <tt class="py-line">         </tt>
<a name="L254"></a><tt class="py-lineno">254</tt>  <tt class="py-line">        <tt class="py-comment"># read transportkey: create parser</tt> </tt>
<a name="L255"></a><tt class="py-lineno">255</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">n_transport_key</tt> <tt class="py-op">=</tt> <tt class="py-name">pyopenspime</tt><tt class="py-op">.</tt><tt class="py-name">xmpp</tt><tt class="py-op">.</tt><tt class="py-name">simplexml</tt><tt class="py-op">.</tt><tt class="py-name">Node</tt><tt class="py-op">(</tt><tt class="py-name">node</tt><tt class="py-op">=</tt><tt class="py-name">transport_key</tt><tt class="py-op">)</tt> </tt>
<a name="L256"></a><tt class="py-lineno">256</tt>  <tt class="py-line">        <tt class="py-comment"># parse</tt> </tt>
<a name="L257"></a><tt class="py-lineno">257</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">for</tt> <tt class="py-name">child</tt> <tt class="py-keyword">in</tt> <tt class="py-name">n_transport_key</tt><tt class="py-op">.</tt><tt class="py-name">getChildren</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L258"></a><tt class="py-lineno">258</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">child</tt><tt class="py-op">.</tt><tt class="py-name">getName</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">strip</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">lower</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-string">'key'</tt><tt class="py-op">:</tt> </tt>
<a name="L259"></a><tt class="py-lineno">259</tt>  <tt class="py-line">                <tt class="py-name">aes_key</tt> <tt class="py-op">=</tt> <tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">a2b_base64</tt><tt class="py-op">(</tt><tt class="py-name">child</tt><tt class="py-op">.</tt><tt class="py-name">getData</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L260"></a><tt class="py-lineno">260</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">child</tt><tt class="py-op">.</tt><tt class="py-name">getName</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">strip</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">lower</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-string">'vint'</tt><tt class="py-op">:</tt> </tt>
<a name="L261"></a><tt class="py-lineno">261</tt>  <tt class="py-line">                <tt class="py-name">aes_vint</tt> <tt class="py-op">=</tt> <tt class="py-name">binascii</tt><tt class="py-op">.</tt><tt class="py-name">a2b_base64</tt><tt class="py-op">(</tt><tt class="py-name">child</tt><tt class="py-op">.</tt><tt class="py-name">getData</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L262"></a><tt class="py-lineno">262</tt>  <tt class="py-line">         </tt>
<a name="L263"></a><tt class="py-lineno">263</tt>  <tt class="py-line">        <tt class="py-comment"># decrypt transport content</tt> </tt>
<a name="L264"></a><tt class="py-lineno">264</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-16" class="py-name" targets="Method pyopenspime.ssl.EnDec.__aes_decrypt_base64()=pyopenspime.ssl.EnDec-class.html#__aes_decrypt_base64"><a title="pyopenspime.ssl.EnDec.__aes_decrypt_base64" class="py-name" href="#" onclick="return doclink('link-16', '__aes_decrypt_base64', 'link-16');">__aes_decrypt_base64</a></tt><tt class="py-op">(</tt><tt class="py-name">encrypted</tt><tt class="py-op">,</tt> <tt class="py-name">aes_key</tt><tt class="py-op">,</tt> <tt class="py-name">aes_vint</tt><tt class="py-op">)</tt> </tt>
</div><a name="L265"></a><tt class="py-lineno">265</tt>  <tt class="py-line">     </tt>
<a name="EnDec.private_sign"></a><div id="EnDec.private_sign-def"><a name="L266"></a><tt class="py-lineno">266</tt> <a class="py-toggle" href="#" id="EnDec.private_sign-toggle" onclick="return toggle('EnDec.private_sign');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#private_sign">private_sign</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">content</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.private_sign-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.private_sign-expanded"><a name="L267"></a><tt class="py-lineno">267</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L268"></a><tt class="py-lineno">268</tt>  <tt class="py-line"><tt class="py-docstring">        Returns the value of the signature of a the &lt;transport/&gt; node. Reference is OpenSpime protocol v0.9.</tt> </tt>
<a name="L269"></a><tt class="py-lineno">269</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L270"></a><tt class="py-lineno">270</tt>  <tt class="py-line"><tt class="py-docstring">        @type  content: str</tt> </tt>
<a name="L271"></a><tt class="py-lineno">271</tt>  <tt class="py-line"><tt class="py-docstring">        @param content: The string content of the &lt;transport/&gt; node.</tt> </tt>
<a name="L272"></a><tt class="py-lineno">272</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L273"></a><tt class="py-lineno">273</tt>  <tt class="py-line"><tt class="py-docstring">        @rtype:   str</tt> </tt>
<a name="L274"></a><tt class="py-lineno">274</tt>  <tt class="py-line"><tt class="py-docstring">        @return:  The base64 encoded signature of the &lt;transport/&gt; node.</tt> </tt>
<a name="L275"></a><tt class="py-lineno">275</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L276"></a><tt class="py-lineno">276</tt>  <tt class="py-line">         </tt>
<a name="L277"></a><tt class="py-lineno">277</tt>  <tt class="py-line">        <tt class="py-comment"># convert to canonical XML</tt> </tt>
<a name="L278"></a><tt class="py-lineno">278</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">content_canonical</tt> <tt class="py-op">=</tt> <tt class="py-name">pyopenspime</tt><tt class="py-op">.</tt><tt id="link-17" class="py-name"><a title="pyopenspime.util" class="py-name" href="#" onclick="return doclink('link-17', 'util', 'link-0');">util</a></tt><tt class="py-op">.</tt><tt id="link-18" class="py-name" targets="Function pyopenspime.util.convert_to_canonical_xml()=pyopenspime.util-module.html#convert_to_canonical_xml"><a title="pyopenspime.util.convert_to_canonical_xml" class="py-name" href="#" onclick="return doclink('link-18', 'convert_to_canonical_xml', 'link-18');">convert_to_canonical_xml</a></tt><tt class="py-op">(</tt><tt class="py-name">content</tt><tt class="py-op">)</tt> </tt>
<a name="L279"></a><tt class="py-lineno">279</tt>  <tt class="py-line">         </tt>
<a name="L280"></a><tt class="py-lineno">280</tt>  <tt class="py-line">        <tt class="py-comment"># compute sha</tt> </tt>
<a name="L281"></a><tt class="py-lineno">281</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">s</tt> <tt class="py-op">=</tt> <tt class="py-name">sha</tt><tt class="py-op">.</tt><tt class="py-name">sha</tt><tt class="py-op">(</tt><tt class="py-name">content_canonical</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">digest</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L282"></a><tt class="py-lineno">282</tt>  <tt class="py-line">         </tt>
<a name="L283"></a><tt class="py-lineno">283</tt>  <tt class="py-line">        <tt class="py-comment"># encrypt the sha using the private RSA key</tt> </tt>
<a name="L284"></a><tt class="py-lineno">284</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-19" class="py-name"><a title="pyopenspime.ssl.EnDec.__rsa_private_encrypt_base64" class="py-name" href="#" onclick="return doclink('link-19', '__rsa_private_encrypt_base64', 'link-10');">__rsa_private_encrypt_base64</a></tt><tt class="py-op">(</tt><tt class="py-name">s</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\r'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">replace</tt><tt class="py-op">(</tt><tt class="py-string">'\n'</tt><tt class="py-op">,</tt> <tt class="py-string">''</tt><tt class="py-op">)</tt> </tt>
</div><a name="L285"></a><tt class="py-lineno">285</tt>  <tt class="py-line">     </tt>
<a name="EnDec.public_check_sign"></a><div id="EnDec.public_check_sign-def"><a name="L286"></a><tt class="py-lineno">286</tt> <a class="py-toggle" href="#" id="EnDec.public_check_sign-toggle" onclick="return toggle('EnDec.public_check_sign');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyopenspime.ssl.EnDec-class.html#public_check_sign">public_check_sign</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">content</tt><tt class="py-op">,</tt> <tt class="py-param">signature</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="EnDec.public_check_sign-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="EnDec.public_check_sign-expanded"><a name="L287"></a><tt class="py-lineno">287</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L288"></a><tt class="py-lineno">288</tt>  <tt class="py-line"><tt class="py-docstring">        Returns the value of the signature of a the &lt;transport/&gt; node. Reference is OpenSpime protocol v0.9.</tt> </tt>
<a name="L289"></a><tt class="py-lineno">289</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L290"></a><tt class="py-lineno">290</tt>  <tt class="py-line"><tt class="py-docstring">        @type  content: str</tt> </tt>
<a name="L291"></a><tt class="py-lineno">291</tt>  <tt class="py-line"><tt class="py-docstring">        @param content: The string content of the &lt;transport/&gt; node.</tt> </tt>
<a name="L292"></a><tt class="py-lineno">292</tt>  <tt class="py-line"><tt class="py-docstring">        @type  signature: str</tt> </tt>
<a name="L293"></a><tt class="py-lineno">293</tt>  <tt class="py-line"><tt class="py-docstring">        @param signature: The signature.</tt> </tt>
<a name="L294"></a><tt class="py-lineno">294</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L295"></a><tt class="py-lineno">295</tt>  <tt class="py-line"><tt class="py-docstring">        @rtype:   boolean</tt> </tt>
<a name="L296"></a><tt class="py-lineno">296</tt>  <tt class="py-line"><tt class="py-docstring">        @return:  True if signature is valid, False if it is not.</tt> </tt>
<a name="L297"></a><tt class="py-lineno">297</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L298"></a><tt class="py-lineno">298</tt>  <tt class="py-line">         </tt>
<a name="L299"></a><tt class="py-lineno">299</tt>  <tt class="py-line">        <tt class="py-comment"># convert to canonical XML</tt> </tt>
<a name="L300"></a><tt class="py-lineno">300</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">content_canonical</tt> <tt class="py-op">=</tt> <tt class="py-name">pyopenspime</tt><tt class="py-op">.</tt><tt id="link-20" class="py-name"><a title="pyopenspime.util" class="py-name" href="#" onclick="return doclink('link-20', 'util', 'link-0');">util</a></tt><tt class="py-op">.</tt><tt id="link-21" class="py-name"><a title="pyopenspime.util.convert_to_canonical_xml" class="py-name" href="#" onclick="return doclink('link-21', 'convert_to_canonical_xml', 'link-18');">convert_to_canonical_xml</a></tt><tt class="py-op">(</tt><tt class="py-name">content</tt><tt class="py-op">)</tt> </tt>
<a name="L301"></a><tt class="py-lineno">301</tt>  <tt class="py-line">         </tt>
<a name="L302"></a><tt class="py-lineno">302</tt>  <tt class="py-line">        <tt class="py-comment"># compute sha</tt> </tt>
<a name="L303"></a><tt class="py-lineno">303</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-name">s</tt> <tt class="py-op">=</tt> <tt class="py-name">sha</tt><tt class="py-op">.</tt><tt class="py-name">sha</tt><tt class="py-op">(</tt><tt class="py-name">content_canonical</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">digest</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L304"></a><tt class="py-lineno">304</tt>  <tt class="py-line">         </tt>
<a name="L305"></a><tt class="py-lineno">305</tt>  <tt class="py-line">        <tt class="py-comment"># get the sha in the signature</tt> </tt>
<a name="L306"></a><tt class="py-lineno">306</tt>  <tt class="py-line"><tt class="py-comment"></tt>        <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L307"></a><tt class="py-lineno">307</tt>  <tt class="py-line">            <tt class="py-name">sha_in_signature</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-22" class="py-name" targets="Method pyopenspime.ssl.EnDec.__rsa_public_decrypt_base64()=pyopenspime.ssl.EnDec-class.html#__rsa_public_decrypt_base64"><a title="pyopenspime.ssl.EnDec.__rsa_public_decrypt_base64" class="py-name" href="#" onclick="return doclink('link-22', '__rsa_public_decrypt_base64', 'link-22');">__rsa_public_decrypt_base64</a></tt><tt class="py-op">(</tt><tt class="py-name">signature</tt><tt class="py-op">)</tt> </tt>
<a name="L308"></a><tt class="py-lineno">308</tt>  <tt class="py-line">        <tt class="py-keyword">except</tt><tt class="py-op">:</tt> </tt>
<a name="L309"></a><tt class="py-lineno">309</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt class="py-name">False</tt> </tt>
<a name="L310"></a><tt class="py-lineno">310</tt>  <tt class="py-line">         </tt>
<a name="L311"></a><tt class="py-lineno">311</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">s</tt> <tt class="py-op">==</tt> <tt class="py-name">sha_in_signature</tt> </tt>
</div></div><a name="L312"></a><tt class="py-lineno">312</tt>  <tt class="py-line"> </tt><script type="text/javascript">
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